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Professor Sycamore #114, Ultra Rare, XY - Steam Siege

  • Card number: #114/114
  • Finish: Holo

A PSA 10 Professor Sycamore #114 Ultra Rare from XY - Steam Siege has a TCGBerg fair value of $260 as of Nov 15, 2026. It rests on 29 recorded sales, the latest on Nov 3, 2026. PSA has graded 349 copies at PSA 10. Sales evidence is limited, so treat this value as a rough estimate.

TCGBerg fair valuePSA 10
As of Nov 15, 2026
$260up 31.7%30-day change

TCGBerg Algorithm (estimated from recorded sales).

29 sales · latest Nov 3, 2026

Fair value3 months
Last sale$225Nov 3, 202613.5% below fair
5-sale avg$201Oct 10Nov 3
Population · PSA 10
349
Market cap
$90.8K
Volatility
9.3%
YTD
-
Sales evidence
Limited

TCGBerg fair value · PSA 10

$260

30D31.7%
Sales evidenceLimited

Based on 29 recorded sales. Latest sale: Nov 3, 2026.

Market cap
$90.8K
fair value x population
Population
349
graded copies
Last sale
$225
-13.5% vs fair
5-sale avg
$201
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 10.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last PSA 10 sale, $225 on Nov 3, 2026, sits 13.5% below the $260 fair value. The value rests on 29 recorded PSA 10 sales. Its confidence band runs from $253 to $267. A PSA 10 ($260) is worth 6.7 times a PSA 9 ($39). Over the past 30 days the PSA 10 value has risen 31.7%. With limited sales evidence, read the gap and the band as rough guides.

TCGBerg fair value by grade

Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.

  • Raw NM$12Ungraded · TCGBerg fair value
  • Raw LP$10Ungraded · TCGBerg fair value
  • Raw MP$8.74Ungraded · TCGBerg fair value
  • Raw HP$4.83Ungraded · TCGBerg fair value
  • Raw Damaged$3.99Ungraded · TCGBerg fair value

Behind the scenes

What goes into this price, and how much we know.

Recent sales

20 tracked

Each sale against the grade's fair value on the day it sold.

  • $28
    Nov 7, 2026 · via eBay
    PSA2-
  • $78
    Nov 6, 2026 · via eBay
    PSA9above fair value by 100.3%
  • $9.89
    Nov 6, 2026 · via tcgplayer
    Rawbelow fair value by 23.6%
  • $14
    Nov 4, 2026 · via tcgplayer
    Rawabove fair value by 9.9%
  • $225
    Nov 3, 2026 · via eBay
    PSA10below fair value by 12.1%

15 more sales with Pro

Up to 20 recent sales, each with its venue and its gap to fair value.

Includes a sale 54.3% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Pristine 10$237
    1d 0.0%7d 1.2%30d -
    Pop
    -
    Mcap
    -
    Evidence
    Sparse
    Last
    -
  • PSA10$260
    1d 0.7%7d 6.0%30d 31.7%
    Pop
    349
    Mcap
    $90.8K
    Evidence
    Limited
    Last
    $225
  • PSA9$39
    1d 0.0%7d 0.2%30d 9.6%
    Pop
    391
    Mcap
    $15.2K
    Evidence
    Strong
    Last
    $78
Listings
CGC Pristine 10$237--down 1.2%--Sparse-
PSA10$260349$90.8Kup 6.0%up 31.7%up 57.4%Limited$2252w ago
PSA9$39391$15.2Kdown 0.2%up 9.6%up 12.7%Strong$781w ago
PSA8$34142$4.9Kup 10.2%up 16.8%up 48.1%Limited$284w ago
PSA7$1759$1.0Kup 0.2%up 7.0%up 13.5%Limited$143mo ago
PSA6$1647$7400.0%up 9.5%up 12.0%Limited$1510mo ago
Raw$12--down 2.9%down 11.1%-Very strong$9.891w ago

Graded population report

1,019 graded copies of Professor Sycamore Ultra Rare across 12 grades.

PSA 10
349 · 34%
PSA 9
391 · 38%
PSA 8
142 · 14%
PSA 7
59 · 5.8%
PSA 6
47 · 4.6%
PSA 8.5
5 · 0.5%
PSA 7.5
1 · 0.1%
PSA 5
15 · 1.5%
PSA 4
3 · 0.3%
PSA 3
2 · 0.2%
PSA 2
2 · 0.2%
PSA 1
3 · 0.3%

PSA 10 makes up 34% of graded copies: 349 of 1,019. PSA 9 is the most common grade (38%).

Analysis

Professor Sycamore - Ultra Rare at PSA 10 carries a TCGBerg fair value of $260 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from XY - Steam Siege, from PSA 6 up to PSA 10. A graded population of 349 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on limited sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 31.7%.

PSA 10 - frequently asked

How much is a PSA 10 Professor Sycamore - Ultra Rare from XY - Steam Siege worth?
$260 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 10 Professor Sycamore - Ultra Rare from XY - Steam Siege. It rests on limited sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 10 Professor Sycamore - Ultra Rare from XY - Steam Siege?
349 copies have been graded at PSA 10, the recorded graded population, not the number of copies printed.
How has the PSA 10 Professor Sycamore - Ultra Rare from XY - Steam Siege price moved recently?
Its TCGBerg fair value has risen 31.7% over the past 30 days.
What did a PSA 10 Professor Sycamore - Ultra Rare from XY - Steam Siege last sell for?
The most recent recorded sale was $225 on 2026-11-03. This recorded sale is separate from the model-derived fair value.